Sunrise · सूर्योदय
05:08
Local civil time, rounded to the minute.World Day Atlas · Wednesday
Perth
1981-12-23
Local astronomical calendar · Australia/Perth · -31.9520°, 115.8610°
Sunset · सूर्यास्त
19:23
Local civil time, rounded to the minute.Daylight
14 h 15 min
24-hour local civil day.Moon illumination
9.3%
Waning crescent
Evaluated at the midpoint of this local civil day; phase angle 324.72°.Day reference
| Gregorian date | 1981-12-23, Wednesday |
|---|---|
| Local day begins, UTC | 1981-12-22T16:00:00.000Z |
| Local day ends, UTC | 1981-12-23T16:00:00.000Z |
| Location | Perth (-31.952, 115.861) |
| Calculation | Astronomy Engine 2.1.19; sea-level observer and standard refraction. |
Nepali calendar date
2038-09-08 BS
Gregorian 1981-12-23 corresponds to 2038-09-08 in the project calendar archive. This is a civil-date conversion, not a conversion of a local instant to Nepal time.
Month lengths are validated against the existing synchronized Patro archive.Moonrise and moonset
| Moonrise | 02:58 |
|---|---|
| Moonset | 16:37 |
| Moon distance at local-day midpoint | 406,101 km |
On this calendar date across history
Selected records for 12-23 across different historical years; these are not all events from 1981 or from Perth.
- 1905: The Tampere conference, where Vladimir Lenin and Joseph Stalin meet for the first time, is held in Tampere, Finland . Source
Reused from Patro’s source-backed history archive. Wikipedia-derived records retain linked attribution; text is available under its applicable CC BY-SA terms. Explore history · Time Machine
Nepali calendar vocabulary
सूर्योदय = sunrise · सूर्यास्त = sunset · चन्द्रमा = Moon · मिति = date · पात्रो = calendar
Calendar dictionary · Nepali typing · Preeti / Unicode converter
Questions about Perth on 1981-12-23
What time is sunrise in Perth on 1981-12-23?
Calculated sunrise is 05:08 in Australia/Perth.
What time is sunset in Perth on 1981-12-23?
Calculated sunset is 19:23 in Australia/Perth.
What is the moon phase on 1981-12-23 in Perth?
Waning crescent, with 9.3% illumination at the local-day midpoint.
What is 1981-12-23 in the Nepali calendar?
2038-09-08 BS, using Patro's project calendar table.
How much daylight is there in Perth on 1981-12-23?
The sunrise-to-sunset interval is 14 h 15 min.